Home / 153,932,261.44-230,869,523.76-77,234,696.32

Finding the Fourth Proportional to 153,932,261.44, 230,869,523.76 and 77,234,696.32

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Solution

The fourth proportional to 153,932,261.44, 230,869,523.76 and 77,234,696.32 is: 115,837,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,932,261.44 : 230,869,523.76 = 77,234,696.32 : x
  2. Step 2: Convert to fraction form
    153,932,261.44/230,869,523.76 = 77,234,696.32/x
  3. Step 3: Cross multiply
    153,932,261.44x = 230,869,523.76 × 77,234,696.32
  4. Step 4: Simplify right side
    153,932,261.44x = 17,831,137,557,146,622
  5. Step 5: Solve for x
    x = 17,831,137,557,146,622/153,932,261.44
  6. Step 6: Final answer
    x = 115,837,559.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.